/*
 * Copyright (c) 2007, Tim Stack
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Tim Stack nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY TIM STACK ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL TIM STACK BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <assert.h>
#include <string.h>

#include "reflecxx.h"

struct reflecxx_enum_element UNKNOWN_ENUM_ELEMENT = {
    "<unknown>",
    0
};

struct reflecxx_enum_element *
reflecxx_enum_by_name(struct reflecxx_full_type *rft,
		      const char *name,
		      int name_len)
{
    struct reflecxx_enum_element *retval = &UNKNOWN_ENUM_ELEMENT;
    struct reflecxx_enum *re;
    int lpc;

    assert(rft != NULL);
    assert(rft->rft_type == RT_ENUM);
    assert(name != NULL);

    if (name_len == -1)
	    name_len = strlen(name);

    re = rft->rft_type_info.en;
    for (lpc = 0; lpc < re->re_element_count; lpc++) {
	if (strncmp(re->re_elements[lpc].ree_name, name, name_len) == 0 &&
	    strlen(re->re_elements[lpc].ree_name) == (size_t)name_len) {
	    retval = &re->re_elements[lpc];
	    break;
	}
    }
    
    return retval;
}

struct reflecxx_enum_element *
reflecxx_enum_by_value(struct reflecxx_full_type *rft, int value)
{
    struct reflecxx_enum_element *retval = &UNKNOWN_ENUM_ELEMENT;
    struct reflecxx_enum *re;
    int lpc;

    assert(rft != NULL);
    assert(rft->rft_type == RT_ENUM);

    re = rft->rft_type_info.en;
    for (lpc = 0; lpc < re->re_element_count; lpc++) {
	if (re->re_elements[lpc].ree_value == value) {
	    retval = &re->re_elements[lpc];
	    break;
	}
    }

    return retval;
}
